Remove |success| parameter from GeometryMapper's public methods

third_party/WebKit/Source/core/paint/PaintInvalidator.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/paint/PaintInvalidator.h"
 
 #include "core/editing/FrameSelection.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/Settings.h"
@@ skipping 95 matching lines @@
             ->contentsProperties();
     if (context.treeBuilderContext.current.transform ==
             containerContentsProperties->transform() &&
         context.treeBuilderContext.current.clip ==
             containerContentsProperties->clip()) {
       result = LayoutRect(rect);
     } else {
       PropertyTreeState currentTreeState(
           context.treeBuilderContext.current.transform,
           context.treeBuilderContext.current.clip, nullptr, nullptr);
-      bool success = false;
       result = LayoutRect(geometryMapper.sourceToDestinationVisualRect(
-          rect, currentTreeState, *containerContentsProperties, success));
-      DCHECK(success);
+          rect, currentTreeState, *containerContentsProperties));
     }
 
     // Convert the result to the container's contents space.
     result.moveBy(-context.paintInvalidationContainer->paintOffset());
   }
 
   object.adjustVisualRectForRasterEffects(result);
 
   PaintLayer::mapRectInPaintInvalidationContainerToBacking(
       *context.paintInvalidationContainer, result);
@@ skipping 39 matching lines @@
 
   LayoutPoint point;
   if (object != context.paintInvalidationContainer) {
     point.moveBy(object.paintOffset());
 
     const auto* containerTransform =
         context.paintInvalidationContainer->paintProperties()
             ->contentsProperties()
             ->transform();
     if (context.treeBuilderContext.current.transform != containerTransform) {
-      bool success = false;
       point = LayoutPoint(m_geometryMapper
                               .sourceToDestinationRect(
                                   FloatRect(FloatPoint(point), FloatSize()),
                                   context.treeBuilderContext.current.transform,
-                                  containerTransform, success)
+                                  containerTransform)
                               .location());
-      DCHECK(success);
     }
 
     // Convert the result to the container's contents space.
     point.moveBy(-context.paintInvalidationContainer->paintOffset());
   }
 
   if (context.paintInvalidationContainer->layer()->groupedMapping()) {
     FloatPoint floatPoint(point);
     PaintLayer::mapPointInPaintInvalidationContainerToBacking(
         *context.paintInvalidationContainer, floatPoint);
@@ skipping 259 matching lines @@
         PaintInvalidatorContext::ForcedSubtreeInvalidationRectUpdate;
 }
 
 void PaintInvalidator::processPendingDelayedPaintInvalidations() {
   for (auto target : m_pendingDelayedPaintInvalidations)
     target->getMutableForPainting().setShouldDoFullPaintInvalidation(
         PaintInvalidationDelayedFull);
 }
 
 }  // namespace blink